baber/WOPTO huggingface dataset:
Patent JP-2000128817-A (JP)
Title: Production of bisphenol a
Inventor: IWAHARA MASAHIRO
IPC: C07B61/00
Filed: 1998-10-22
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing bisphenol A having a hue stable at high temperatures without coloring. SOLUTION: Phenol is reacted with acetone using an acid type ion exchange resin as a catalyst and an alkyl mercaptan as a promoter to produce bisphenol A. In this case, the reaction is conducted under conditions of 60-100 deg.C reactional temperature, 6-13 molar ratio of the phenol/acetone and 13-25 molar ratio of the acetone/mercaptan to measure the concentration of an organosulfur compound except the alkyl mercaptan at the outlet of a reactor. The concentration is kept at <=3 000 wt.ppm based on the produced bisphenol A.
Patent JP-S63153780-A (JP)
Title: Tape cassette
Inventor: KAMIYAMA TOSHIBUMI
IPC: G11B23/28
Filed: 1986-12-17
Abstract: PURPOSE:To realize a sure operation with high reliability by utilizing the screw boss part of a cassette half so as to apply the display and detection of erroneous erasure from the rear side and the lower side of the cassette half simultaneously. CONSTITUTION:The cylindrical part 10a of the erroneous erasure preventing member 10 is fitted to the erroneous erasure preventing part fit part 13 of a lower half boss 12 and turnable around the part 13, and the erroneous erasure detection part 10b is fitted to the erroneous erasure detection hole 15 provided to the lower half 11 and exposed on the same face to the lower half 11. The upper half boss 9 of the upper half 8 is coupled with the lower half 11 by a screw while the boss 9 is fitted to the lower half boss 12 through the erroneous erasure preventing member 10. The operating projection part 10d and the display part 10c of the erroneous erasure preventing member 10 are exposed to the outside of the half from the notch 16 provided to the upper/lower halves 8, 11 and the operation projection part 10d is operated surely and easily by a claw or the like.
Patent JP-H09145088-A (JP)
Title: Air conditioning equipment
Inventor: MIYAZAKI SATOSHI
IPC: F24F1/02
Filed: 1995-11-20
Abstract: PROBLEM TO BE SOLVED: To prevent the infiltration of rainwater into the room side of a main unit through an exhaust port by providing an exhaust damper for ventilation at a position that allows discharging of air efficiently. SOLUTION: In air conditioning equipment, the portion on a bottom plate 2 is divided into the room side and the outdoor side by a partition plate 10 with an exhaust port erected and a room side heat exchanger 3 set at a suction port on one side of the front of the main unit, an air fan 9 facing the room side heat exchanger, air guide parts 4, 5 and 6 in which an air guide path 5b is formed to house the air fan thereinto leading it to an upper part on the other side of the front of the main unit and provided with an exhaust path 5c connected to the exhaust port, an exhaust damper 8a for opening or closing the exhaust port or the exhaust path and an electrical box 7 provided below the air guide part 5 are placed on the bottom plate on the room side. The exhaust port and the exhaust path 5c are arranged almost facing an air flow generated by the air fan 9.
Patent JP-H07127148-A (JP)
Title: Ventilation floor panel and floor ventilation structure
Inventor: YAMAMOTO NORIKO
IPC: E04F19/04
Filed: 1993-11-05
Abstract: PURPOSE:To omit the construction work of a ceiling in a construction site and ventilate without causing dew and omit the fitting work of surrounding edge members of the ceiling at the construction site. CONSTITUTION:A floor panel 40 of the upper floor is laid down on the upper end of a wall panel 20. Exterior materials 28 are attached on the wall panel 20 at every specified interval to form a first ventilation path 31. Eaves ceiling boards 48 are attached at every specified interval through metal fittings 50 at the floor panel 40 provided with glasswool 46 in the inside thereof to form a second ventilation path. The metal fittings 50 are fixed to cover the edge of the eaves ceiling board 48 and also provided with an air vent connecting to the second ventilation path 32 and closely fixed at the upper end of the exterior material 28 in order to ventilate from the first ventilate path 31 to the second ventilation path 32 through the air vent. The metal fittings 50 serve as the edge members.
Patent JP-H03162008-A (JP)
Title: Lc filter
Inventor: AZUMI TAKESHI
IPC: H01G4/40
Filed: 1989-11-20
Abstract: PURPOSE:To improve noise elimination effect and to miniaturize components by forming a lamination chip of an inductor use conductor line and a capacitor use inner electrode in a dielectric substance, connecting an end outer electrode to a signal line and an intermediate outer electrode to earth. CONSTITUTION:A spiral conductor line 13 and a linear conductor line 14 are connected electrically through a via-hole connection 15 and an inductor use conductor line 12 of lamination chip structure prolonged from a 1st end face 4 of the dielectric substance 2 to a 2nd end face 5 forms an inductor L. Moreover, 1st and 2nd sets of capacitor inner electrodes 16, 17, 18, 19 form a capacitor C. 1st and 2nd end outer electrodes 8, 9 on the 1st and 2nd side faces 6, 7 are connected to a signal line and 1st and 2nd intermediate outer electrodes 10, 11 on the 1st and 2nd side faces 6, 7 are connected to earth. Thus a large inductor L is obtained to enhance noise elimination effect and to make components small in size.
Patent JP-H07131030-A (JP)
Title: Thin film semiconductor device for display and fabrication thereof
Inventor: INOUE YUKO
IPC: H01L21/77
Filed: 1993-11-05
Abstract: PURPOSE:To realize an LDD structure of thin film transistor for pixel switching on a large glass substrate through a low temperature process. CONSTITUTION:The thin film semiconductor device for display comprises a display part and a peripheral drive part formed on a glass substrate 0. A matrix of pixel electrodes 9 and thin film transistor for switching NchLDD-TFT are formed integrally at the display section. Circuit elements, i.e., thin film transistors PchTFT and NchTFT, are formed integrally at the peripheral drive section. Each thin film transistor comprises a gate electrode 1, a polycrystalline semiconductor layer 3 formed thereon through an insulating film 2, and heavily doped impurity layers 4, 7 for source and drain formed thereon. Furthermore, the thin film transistor NchLDD-TFT for switching has an LDD structure where a lightly doped impurity layer 8 is sandwiched between the polycrystalline semiconductor layer 3 and the heavily doped impurity layer 7.
Patent JP-H07154058-A (JP)
Title: Production of printed wiring board
Inventor: TSUNODA TAKANORI
IPC: H05K3/42
Filed: 1993-12-01
Abstract: PURPOSE:To provide a method for producing a printed wiring board having different types of surface metal plating layers at low cost by eliminating one step for forming a plating resist thereby reducing the material cost and manhour. CONSTITUTION:When a photoresist 2 is formed on an insulating board on which a circuit is formed, screen printing is performed such that the circuit is exposed at a part subjected to first surface plating. It is then dried and a first metal plating layer, i.e., an electroless palladium plating layer 5, is formed. Subsequently, a plating resist 6 is formed on the electroless palladium plating layer 5 and a second surface metal plating layer, i.e., an electroless nickel plating layer 7, is formed on the circuit at a part covered with no plating resist 6, which is eventually stripped off. Consequently, the step for forming the plating resist can be eliminated at the time of formation of the first surface metal plating layer.
Patent JP-H05143235-A (JP)
Title: Touch screen input system
Inventor: TOYAMA NOBUTO
IPC: G06F3/038
Filed: 1991-11-18
Abstract: PURPOSE:To input a desired input coordinate to a computer at the time of inputting a coordinate from a touch screen by constituting the computer to which a touch panel is connected so that a position touched with a finger on the touch screen can be confirmed. CONSTITUTION:In a computer 2 to which a touch screen 1 is connected, coordinates (X1, Y1) touched with a finger on the screen 1 are read in a buffer 3 of the computer 2, and a cursor U1 is displayed in the part of the coordinates (X1, Y1) on the touch screen 1. In the case finger moves without being released from on the touch screen 1, the cursor U1 also moves in connection with a movement of the finger. At the time point when the finger is released from the touch screen 1, the latest coordinate data held by a buffer 4 on a computer becomes a processing object.
Patent JP-2001123419-A (JP)
Title: Road sign device and overturn detecting system for road sign
Inventor: INOKUCHI KIKIYO
IPC: E01F9/627
Filed: 1999-10-22
Abstract: PROBLEM TO BE SOLVED: To quickly recover an overturned road sign by issuing an alarm when the road sign such as a cone is overturned. SOLUTION: A nearly conical body 3 is integrally molded with rubber or a synthetic resin into an erected shape from a base section 2 to form the cone 1. A transmission unit 4 is fitted to the body 3, and an overturn detecting switch is operated to transmit a radio signal from a transmitter when the cone 1 is overturned.
Patent JP-H07154468-A (JP)
Title: Echo eliminator
Inventor: KANEDA YUTAKA
IPC: H04B3/23
Filed: 1993-12-01
Abstract: PURPOSE:To increase convergence speed by applying uniform weighting to the diagonal component of a correction quantity control matrix in the conven tional SE method. CONSTITUTION:M diagnoal matrices Am=diag[alpham1,..., alphamL] (m=1, 2,...M), and the correction quantity matrix of alphami=alpha'mogamma'm<i-1> (i=1, 2,..., L), r'0: the index attenuation factor of impulse response fluctuation quantity on an echo path, and gamma'M=1 are stored in a correction quantity storage part 77, and a convergence state is judged from an error power by a convergence state judging part 76, and A0 is selected in an initial stage of convergence, and AM is selected in a final stage, and a correction vector is computed from those A0 and AM, a reception signal vector X (n), and an error signal e (n) by an arithmetic circuit 73, and an estimated im-pulse response H' (n) on the echo path in the Figure is corrected, then, it is set as a new estimated impulse response.
Patent JP-H09141066-A (JP)
Title: Dipping type membrane separator
Inventor: YAMADA YUTAKA
IPC: B01D65/02
Filed: 1995-11-21
Abstract: PROBLEM TO BE SOLVED: To provide a dipping type membrane separator in which the flow velocity of a water upflow is increased even by a small quantity of air and the surface of a membrane is effectively washed. SOLUTION: In a dipping type membrane separator 3 in which a boxlike membrane case 4 both opened up and down and a boxlike diffuser case 6 are provided up and down and immersed in a water to be treated 2 in a treating tank 1 and in which membrane cartridges 5 and a diffuser 8 are installed in the cases 4, 6, respectively, above the membrane case 4, a boxlike straightening case 15 for conducting bubbles and an upflow of water getting away from the membrane case 4 upward is installed. Since air lift action of the bubbles is effected even in the straightening case 15, the flow velocity of the upflow of water above the membrane case 4 is increased more than before and the flow velocity of the upflow of water in the membrane case 4 is also increased.
Patent JP-H11141678-A (JP)
Title: Slip control device for torque converter
Inventor: ADACHI KAZUTAKA
IPC: F16H61/14
Filed: 1997-11-04
Abstract: PROBLEM TO BE SOLVED: To achieve cost reduction by designing the feedback compensator of a slip rotation control system so that variation of the lockup mechanism dynamic characteristic is made distinct for each constituent element. SOLUTION: A slip rotation command value calculation part 34 is equipped with a feedback compensator designed in such a way that the varying range of the lockup mechanism dynamic characteristic varying in accordance with the output rotation of a torque converter is taken into account and calculates the slip rotation command value ωSLPC upon being fed with the deviation between the actual slip rotation ωSLPR and the target slip rotation ωSLPT from a slip rotation deviation calculation part 33.  A target converter torque calculation part 36 determines the target converter torque tCNVC to achieve ωSLPC using the slip rotation gain gSLPF, while a target lockup clutch engaging capacity calculation part 38 subtracts tCNVC from the engine torque tEH to determine the target lockup engaging capacity tLUC, and this lockup engaging pressure PLUC for tLUC is sought by a lockup clutch engaging pressure command value calculation part 39.
Patent JP-2001126817-A (JP)
Title: Connector half fitting detecting structure
Inventor: SAKAMOTO MASAMI
IPC: H01R13/639
Filed: 1999-10-25
Abstract: PROBLEM TO BE SOLVED: To provide a connector half fitting detecting structure simply and reliably performing half fitting detection of a plurality of connectors. SOLUTION: A connector half fitting detecting member 1 is slidingly mounted in a connection box main body 31. The connector half fitting detecting member 1 comprises a slide plate 11 having a receiving cutout 12 for a connector mounting portion 32 and sliding on the connection box main body 31, and a half fitting detecting bar 13 formed projectingly on the slide plate 11 and positioned higher than the connector in the case of complete fitting and positioned lower than the connector in case of half fitting. The half fitting detecting bar 13 is positioned adjacent to sides of the respective connector mounting portions. The connection box main body 31 is provided with guides 34 for sliding. There is provided fastening portions 15, 36 which give positional alignment when the slide plate 11 slides on the connection box main body 12.  The slide plate or the connection box main body is formed with a locking protrusion, an engaging protrusion for presetting the locking protrusion, and an engaging boss for temporary locking the locking protrusion.
Patent JP-H03162720-A (JP)
Title: Recording medium and reproducing device for this medium
Inventor: CHIAKI SUSUMU
IPC: G11B7/24
Filed: 1989-11-21
Abstract: PURPOSE:To detect the start of a sector by providing one of plural segments with an area where pits are not preliminarily formed and forming a pit indicating the start of the sector correspondingly to the start position of the sector. CONSTITUTION:Embossed pits exist in periods indicated by hatching, and embossed pits do not exist in the segment of a header H2. A sector mark pit indicating the start of a sector is arranged as an embossed pit in a servo byte 4A in the start of a header 1. In such a case, a clock is regenerated without inserting a pattern which does not exist in a modulating system. Thus, the start of the sector can be accessed.
Patent JP-H09146698-A (JP)
Title: Production of pointing device
Inventor: KAWAMOTO MIEKO
IPC: G06F3/0338
Filed: 1995-11-21
Abstract: PROBLEM TO BE SOLVED: To provide a pointing device manufacturing method capable of improving the linearity of an electric signal against a temperature characteristic and distortion, easily manufacturing a pointing device and reducing its manufacturing cost. SOLUTION: A compact 1 obtained by integrally forming a base part la and a stick part 1b by polybutyl terephthalate(PBT) resin is used, a mask 3 forming aperture parts 4 having the shape of a distortoin guage is fitted to the periphery of the stick part 1b and then Cu-Ni alloy is evaporated to form a strain gauge. Then the mask 3 is detached from the stick part 1b.
Patent JP-H03161651-A (JP)
Title: Floor support fixture
Inventor: MURAO MITSUAKI
IPC: E04F15/00
Filed: 1989-11-21
Abstract: PURPOSE:To obtain a simple application method requiring no double-nuts for preventing loosening, by interposing a fixture between a bolt and a deformed part defined in a high nut after the high nut is screwed for height-adjustment in an erected bolt on a foundation surface. CONSTITUTION:A bolt 2 fitted on an installing plate 1 freely rotatably is erected on a foundation surface 25. Next, a high nut 6 in which a female screw 7 is formed at the lower part thereof and a deformed section-hole 8 such as a square, hexagonal, or petal shape is formed at the upper part is provided and secured to a support plate 5. Next, the bolt 2 is screwed into the nut 6 and a fixture 3 made of an elastic member is inserted not to be loosened in a fitting hole 29 of the fixture made in the bolt 2. And after the height is adjusted, floor panels 24 are laid on a plate 5 via a floor joist 23. The fixture may be made of a plate, plug, or clip and the deformed part may be arranged at the outer periphery. In this way, it is enough to only screw a bolt and hence, the work ability can be remarkably improved.
Patent JP-H07193660-A (JP)
Title: Method and equipment for data rate variation in simultaneous audio and data communication modem
Inventor: JIYOUJIFU KUIN CHIYAPUMAN
IPC: H04L1/00
Filed: 1994-11-14
Abstract: PURPOSE: To improve the transmission quality of a voice signal by changing a signal space to extend a dynamic range which can be used for the voice signal. CONSTITUTION: A simultaneous voice and data communication modem 100 encodes both a data signal and a voice signal to obtain a voice and data combination signal, and this signal is transmitted to a simultaneous voice and data communication modem 300 through a local line 101, a public switching telephone network 200, and a local line 301. The modem 300 receives the combination signal transmitted by the modem 100 and supplies the data signal to a data terminal equipment 30 and supplies the voice signal to a telephone set 40. Transmission from the modem 300 to the modem 100 occurs in the same manner. When a voice, namely, an analog signal exists, the modem 100 changes the voice start data rate. The signal space is changed to extent the dynamic range which can be used for the voice signal, thus improving the transmission quality of the voice signal.
Patent JP-H07162246-A (JP)
Title: Differential amplifier circuit
Inventor: KUBOTA MIKI
IPC: H03F3/45
Filed: 1993-12-02
Abstract: PURPOSE:To output an output waveform having high voltage gain and reduced in its distortion and to prevent switching speed from being reduced by connecting an output limiting means between an output terminal constituting a complementary output terminal following the current amplification of a complementary output from a differential pair by an output buffer pair and an inverted output terminal. CONSTITUTION:An input is impressed to an input terminal I1 and an inverted input terminal I2 connected to respective gates of MESFETs 11, 12 constituting a differential pair 1. A complementary output from the differential pair 1 is outputted to the drains of the FETs 11, 12. The outputs are DC-amplified by an output buffer pair 2 consisting of FETs 16, 17 and respectively extracted from an output terminal O1 and an inverted output terminal O2 connected to the drains of FETs 18, 19. The terminals O1, O2 constitutes a complementary output terminal 3 of the pair 2. An output limiting means 4 connected between the output terminals O1, O2 limits the amplitude of the complemantary output from the pair 2. The means 4 consists of an inverted parallel circuit of Schottky diodes 5 and the output amplitude is limited to the forward voltage DELTAV (about 0.6V) of the diodes 5, so that the complementary output amplitude is limited to 2XDELTAV.
Patent JP-S63157073-A (JP)
Title: Scan testing device
Inventor: FURUYA KAZUHIRO
IPC: G01R31/28
Filed: 1986-12-20
Abstract: PURPOSE:To shorten the test time of an LSI by providing scan chain switching means among adjacent scan chains. CONSTITUTION:The scan chain switching means 37-40 are provided among respective adjacent scan chains 24-27. Then when the LSI23 is tested, the switching means 37-40 are so switched as to form another scan chain encircling a combinational circuit to be tested among combinational circuits 28-36 constituting the LSI23, a test signal sequence is inputted from the corresponding terminal among scan-in terminals 41-44, and a signal sequence outputted from the corresponding scan-out terminal among scan-out terminals 45-48 is observed. Consequently, one scan chain encircling each of all circuits 28-36 can be formed and the circuits 28-36 can be tested by scanning in and out one scan chain corresponding to them. Thus the test time of the LSI23 can be shortened.
Patent JP-H11128852-A (JP)
Title: Chemical treatment device
Inventor: KAKINUKI TAKEHIRO
IPC: H01L21/027
Filed: 1997-11-05
Abstract: PROBLEM TO BE SOLVED: To provide a chemical treatment device capable of uniform treatment for substrates in chemical treatment devices used in a washing/developing process or the like for photolithographical processing. SOLUTION: In a chemical treatment device which has a first group of treatment tanks 1 for performing chemical treatment and a second group of treatment tanks 2 for removing the chemical used in the first group of treatment tanks 1 and in which substrates are continuously carried to the first group of treatment tanks 1 and the second group of treatment tanks 2 in this order, in the first and/or second group of treatment tanks 1, 2, plural brushes for brushing the surface of the substrates are provided, and the brushes have such structure that they are oscillated in the direction crossing the carrying direction to the substrates.
Patent JP-H01144333-A (JP)
Title: Multi-output winding transformer load uninterruptible power source equipment
Inventor: MORIKAWA MASAHITO
IPC: H02J9/06
Filed: 1987-11-30
Abstract: PURPOSE:To eliminate transformer in an inverter circuit and to reduce the size, by providing an inverter winding to a portion of a multi-winding transformer connected as a load of an uninterruptible power source equipment. CONSTITUTION:When commercial power is fed, an AC switch (c) is turned ON to feed power directly from an output terminal (b) to a multi-output winding transformer (d). Switching elements (f), (k) are turned OFF and an inverter is stopped. A recharging circuit (k) is recharging a battery (j). Upon power interruption, the AC switch (c) is turned OFF and the switch elements (f), (k) are turned ON, OFF alternately. The switching elements (f), (k) are connected to a push-pull inverter winding of the multi-output winding transformer (d), and DC energy of the battery (j) is converted into AC energy and outputted.
Patent JP-S63153544-A (JP)
Title: Method for stabilizing image on photographic sensitive material to light
Inventor: SUGITA SHUICHI
IPC: C07F15/00
Filed: 1986-12-17
Abstract: PURPOSE:To improve the stability of an org. substance used in a photographic sensitive material to light by incorporating at least one kind of specified metallic complex. CONSTITUTION:At least one kind of metallic complex represented by formula I or II is incorporated. In the formulae I, II, each of R<1>-R<4> and R<8> is H, halogen atom, alkyl group bonding to C in the benzene ring optionally through a bivalent combining group or the like, each of R<5> and R<7> is H atom, alkyl or aryl group, R<6> is alkyl or aryl group, R<1> and R<2>, R<2> and R<3>, R<3> and R<4> or R<4> and R<5> may bond to each other to form a 5--8-membered ring, R<5> and R<7> or R<6> and R<7> may bond to each other to form a 5--8-membered ring, R<9> is H atom, alkyl or aryl group and M is Co, Cu, Ni, Pd or Pt. Thus, the stability of an image to light, especially the light resistance can be improved.